Finding the Fourth Proportional to 10,268,916.44, 15,380,670.46 and 7,022,761.19
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Solution
The fourth proportional to 10,268,916.44, 15,380,670.46 and 7,022,761.19 is: 10,518,614.71
Step by Step Solution
- Step 1: Write the proportion equation
10,268,916.44 : 15,380,670.46 = 7,022,761.19 : x - Step 2: Convert to fraction form
10,268,916.44/15,380,670.46 = 7,022,761.19/x - Step 3: Cross multiply
10,268,916.44x = 15,380,670.46 × 7,022,761.19 - Step 4: Simplify right side
10,268,916.44x = 108,014,775,505,764.09 - Step 5: Solve for x
x = 108,014,775,505,764.09/10,268,916.44 - Step 6: Final answer
x = 10,518,614.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.